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Most Recent Articles
Eight Opal Types Explained
Opal is a complicated gemstone, and many factors affect its price. Learn how to distinguish these eight opal types and how they differ in value.
Radiant-Cut Diamonds: Modern & Durable
Exceptionally sparkly, radiant-cut diamonds are great for engagement rings. But how can you find a top-quality gem? Read our tips for buying radiants here.
Diamond Girdles: 11 Facts You Need to Know
Buying a diamond but unsure about the girdle? Learn everything you need to know about diamond girdles, including thickness ratings and girdle inscriptions.
How Do Opals Form?
Curious about how opals form and show such stunning colors? Learn about the scientific theories behind opal formation and why some opals show a rainbow.
Two-Carat Diamond Rings: Buying Top Quality
A two-carat diamond engagement ring is sure to turn heads. Learn how to choose a top-quality diamond in this size while staying in your budget.
Whewellite Value, Price, and Jewelry Information
Seldom seen even in mineral collections, whewellite is very rarely faceted. It’s mostly desired as a curiosity because of its scarcity, chemical composition, and unusual — sometimes organic — origins.
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